electricity ron barber has won a full term representing arizona's second district. minutes ago, the associated press calling the race for barber. the former aide of gabrielle giffords. he was in a tight race with the republican. but today he had a 1400 vote margin over mcsally. >>> question right now, is former c.i.a. director david petraeus changing his story about what happened at the u.s. consulate in benghazi? some republicans are saying that in closed door hearings, petraeus said that he knew al-qaeda was behind the attack from the beginning, but his talking points were changed. now peter king is saying he wants to know by whom. >> there will be a broader investigation, but we have to find it out. find out what the motives are, what the reasons are, how it was done and again, what prompted them to do it. because clearly the intelligence community had it right somewhere along the line, the policy makers changed it. >> we're going to have a fair and balanced debate on the petraeus testimony in our program where representatives frank wolf and adam schiff will be j